Hay chọn một ngôn ngữ:
<?php
    $linkVN = $this->baseUrl('training/translate/filter/change/vi');
    $linkEN = $this->baseUrl('training/translate/filter/change/en');
    $linkDE = $this->baseUrl('training/translate/filter/change/de');
?>
<a href="<?php echo $linkVN;?>">VietNam</a>
<a href="<?php echo $linkEN;?>">English</a>
<a href="<?php echo $linkDE;?>">DE</a>
<?php
echo '<br>' . $this->translate('teacher');
echo '<br>' . $this->translate('children');
echo '<br>' . $this->translate('teacher');